smudges

From:

Margaret Horne

Hi All , I am getting a smudge of AEC chromagen on some of my
slides. It is on both tissue and slide indiscriminately. Sometimes
pale , sometimes quite heavy,it even shows up in the deletion
negatives.
Has anyone out there had the same trouble?
Thanks ,
Margaret
Margaret Horne ,
Histology Teaching Assistant,
Dept. of B.SC.,
Atlantic Veterinary College, U.P.E.I.,
550 University Ave., Charlottetown,
P.E.I., C1A 4P3
Canada